ChemicalBook > CAS DataBase List > Coumalic acid

Coumalic acid

Product Name
Coumalic acid
CAS No.
500-05-0
Chemical Name
Coumalic acid
Synonyms
CUMALIC ACID;2-OXO-2H-PYRAN-5-CARBOXYLIC ACID;courMaric acid;Dilzen;Dilticard;COUMALIC ACID;CUMALINIC ACID;Coumalicacid,97%;CouMalic acid 97%;Coumalic Acid >
CBNumber
CB6382395
Molecular Formula
C6H4O4
Formula Weight
140.09
MOL File
500-05-0.mol
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Coumalic acid Property

Melting point:
203-205 °C (dec.) (lit.)
Boiling point:
218 °C/120 mmHg (lit.)
Density 
1.2154 (rough estimate)
refractive index 
1.4434 (estimate)
Flash point:
218°C/120mm
storage temp. 
Sealed in dry,Room Temperature
form 
powder to crystal
pka
2.80±0.20(Predicted)
color 
White to Light yellow to Light orange
Water Solubility 
Very soluble in water.
Merck 
14,2557
BRN 
119747
LogP
0.411 (est)
CAS DataBase Reference
500-05-0(CAS DataBase Reference)
NIST Chemistry Reference
2H-Pyran-5-carboxylic acid, 2-oxo-(500-05-0)
EPA Substance Registry System
2H-Pyran-5-carboxylic acid, 2-oxo- (500-05-0)
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Safety

Hazard Codes 
Xi
Safety Statements 
22-24/25
WGK Germany 
3
TSCA 
Yes
HS Code 
29322090
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Hazard and Precautionary Statements (GHS)

Symbol(GHS)
Signal word
Warning
Hazard statements

H315Causes skin irritation

H319Causes serious eye irritation

Precautionary statements

P264Wash hands thoroughly after handling.

P264Wash skin thouroughly after handling.

P280Wear protective gloves/protective clothing/eye protection/face protection.

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N-Bromosuccinimide Price

Sigma-Aldrich
Product number
C85409
Product name
Coumalic acid
Purity
97%
Packaging
5g
Price
$28.1
Updated
2024/03/01
Sigma-Aldrich
Product number
C85409
Product name
Coumalic acid
Purity
97%
Packaging
25g
Price
$96.6
Updated
2024/03/01
TCI Chemical
Product number
C0391
Product name
Coumalic Acid
Purity
>97.0%(GC)(T)
Packaging
5g
Price
$52
Updated
2024/03/01
TCI Chemical
Product number
C0391
Product name
Coumalic Acid
Purity
>97.0%(GC)(T)
Packaging
25g
Price
$180
Updated
2024/03/01
Alfa Aesar
Product number
B25521
Product name
Coumalic acid, 97%
Packaging
5g
Price
$31.65
Updated
2024/03/01
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Coumalic acid Chemical Properties,Usage,Production

Chemical Properties

pale yellow to pale brown powder

Uses

Coumalic acid undergoes thermal reaction with 1,3-butadiene to yield dimethyl tricycle[3.2.1.02,7]oct-3-ene-2,4-dicarboxylate.

Definition

ChEBI: Coumalic acid is a pyranone.

General Description

Decarboxylates to α-pyrone, a Diels-Alder diene.

Purification Methods

The acid crystallises from MeOH. The methyl ester has m 73-74o (from pet ether) and b 178-180o/60 mm. [Beilstein 18/8 V 120.]

Coumalic acid Preparation Products And Raw materials

Raw materials

FUMING SULFURIC ACID Malic acid Sulfuric acid

Preparation Products

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Coumalic acid Suppliers

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View Lastest Price from Coumalic acid manufacturers

airuikechemical co., ltd.
Product
Coumalic acid 500-05-0
Price
US $0.00-0.00/Kg
Min. Order
1Kg
Purity
99.9%
Supply Ability
200tons
Release date
2024-04-09
Shanghai UCHEM Inc.
Product
Coumalic acid 500-05-0
Price
US $26.00-278.00/g
Min. Order
25g
Purity
0.97
Supply Ability
25kg
Release date
2023-12-15
Guangzhou Sunton Biotechnology Co., Ltd.
Product
Coumaric acid 500-05-0
Price
US $48.00-40.00/KG
Min. Order
1公斤
Purity
99%
Supply Ability
20tons
Release date
2021-06-04

500-05-0, Coumalic acidRelated Search:

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